VideoSpin: Simple video editing (like iMovie?) for the PC

Stupeflix : Simple video production (from stills and video clips)

Animoto : Make video (or at least animated slide shows) from stills

Vidque : Storing and organizing videos that you find on the web

Re-mix America : a cool new site/tool for taking video clips and splicing them together into documentaries

Extra Normal: create animated movies with typing in text and manipulating simple characters. Easy to use.

Pixorial

Zimmer Twins: Use Qubo's Zimmer Twins characters to make your own animated videos

Talking Tomato (and other animated things): add text to animated figures. Simple.

Flixtime: upload images (and/or video) and music and Flixtime creates a movie/slide show. Basic with not a lot of functionality, but it is easy to use.

Cut MP3: for editing MP3 files to use as sound tracks
Handbreak: for uploading video (and other types of files) from a DVD

Made up memories: add your own picture to a pre-made video. Limited, but fun.

Clay-mation--a neat site for making claymation and stop animation videos. PC only at this point.

Jaycut--a web-based video editing tool that has lots of features and is easy to use.
A video guide for teachers interested in using webtools to make videos

ScreenCast--video storage service; upload up to 2G of video for free

Three tools for making videos within YouTube (YouTube tools)

A list of 29 on-line video tools

An article and list about 30 great web-based video editing tools

Audio

Tool to remove the words track from most music (so you can grab the instrumental tracks)

Soundation Studios--a tool for mixing audio tracks

Animation

27 on-line animation sites

Projects

5 simple video projects